A magnitude ML 0.9 earthquake occured in region: 3 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8070, 13.1240 at 10 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Norcia | PG | 3 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 10 | 281 | 5238 |
Preci | PG | 11 | 724 | 5962 |
Cascia | PG | 13 | 3217 | 9179 |
Visso | MC | 14 | 1107 | 10286 |
Arquata del Tronto | AP | 15 | 1178 | 11464 |
Ussita | MC | 15 | 444 | 11908 |
Accumoli | RI | 16 | 667 | 12575 |
Cerreto di Spoleto | PG | 17 | 1075 | 13650 |
Montegallo | AP | 18 | 523 | 14173 |
Sellano | PG | 18 | 1079 | 15252 |
Poggiodomo | PG | 19 | 117 | 15369 |
Montemonaco | AP | 20 | 604 | 15973 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.9 | 2019-12-20 00:26:36 |
42.8072 | 13.1242 | 10 | 2020-02-28 16:42:25 |
Bollettino Sismico Italiano INGV | 76480421 |
Reviewed Rev100 |
ML 0.9 | 2019-12-20 00:26:36 |
42.8068 | 13.1345 | 11 | 2019-12-20 00:29:46 |
Sala Sismica INGV-Roma | 74806761 |
Field | Value |
---|---|
Time (UTC) | 2019-12-20 00:26:36 ± 0.05 |
Latitude | 42.8072 ± 0.0027 |
Longitude | 13.1242 ± 0.0049 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 76480421 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 417 |
Semi-minor axis of confidence ellipse (meter) | 266 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 287 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 109 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39750 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 76480421 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-02-13 09:22:55 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 74806761 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-12-20 00:29:46 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2019-12-20T00:26:50.45 | 0.6 | undecidable | manual | S | 117 | 44.1225 | 50 | -0.34 | 44 |
IV.MF5.EHN. | 2019-12-20T00:26:48.77 | 0.6 | undecidable | manual | S | 54 | 33.8439 | 50 | 0.73 | 40 |
IV.RM33.EHZ. | 2019-12-20T00:26:47.96 | 0.6 | undecidable | manual | S | 167 | 33.8439 | 50 | -0.09 | 47 |
IV.FDMO.HHZ. | 2019-12-20T00:26:45.60 | 0.6 | undecidable | manual | S | 353 | 25.6521 | 50 | -0.25 | 47 |
IV.GAVE.EHZ. | 2019-12-20T00:26:45.05 | 0.6 | undecidable | manual | S | 236 | 22.6551 | 114 | 0.06 | 49 |
IV.SMA1.EHN. | 2019-12-20T00:26:45.77 | 0.6 | undecidable | manual | S | 139 | 26.0517 | 50 | -0.2 | 47 |
IV.LNSS.HHZ. | 2019-12-20T00:26:45.48 | 0.6 | undecidable | manual | S | 197 | 23.6541 | 113 | 0.17 | 47 |
IV.T1299.HNN. | 2019-12-20T00:26:45.18 | 0.6 | undecidable | manual | S | 146 | 23.0547 | 114 | 0.05 | 49 |
IV.TERO.HHZ. | 2019-12-20T00:26:44.59 | 0.3 | undecidable | manual | P | 117 | 44.1225 | 50 | -0.1 | 70 |
IV.LPEL.HHZ. | 2019-12-20T00:26:44.15 | 3.0 | negative | manual | P | 0 | 0 | |||
IV.MMO1.EHZ. | 2019-12-20T00:26:43.78 | 0.6 | undecidable | manual | S | 58 | 19.3695 | 118 | -0.19 | 48 |
IV.MF5.EHN. | 2019-12-20T00:26:43.31 | 0.1 | undecidable | manual | P | 54 | 33.8439 | 50 | 0.2 | 93 |
IV.RM33.EHZ. | 2019-12-20T00:26:43.17 | 0.3 | undecidable | manual | P | 167 | 33.8439 | 50 | 0.06 | 72 |
IV.MC2.EHZ. | 2019-12-20T00:26:42.20 | 0.6 | undecidable | manual | S | 24 | 12.6762 | 129 | 0.17 | 48 |
IV.SMA1.EHN. | 2019-12-20T00:26:41.99 | 0.3 | undecidable | manual | P | 139 | 26.0517 | 50 | 0.08 | 72 |
IV.LNSS.HHZ. | 2019-12-20T00:26:41.43 | 0.1 | undecidable | manual | P | 197 | 23.6541 | 113 | -0.1 | 96 |
IV.T1299.HNN. | 2019-12-20T00:26:41.52 | 0.1 | undecidable | manual | P | 146 | 23.0547 | 114 | 0.09 | 97 |
IV.FDMO.HHZ. | 2019-12-20T00:26:41.66 | 0.1 | undecidable | manual | P | 353 | 25.6521 | 50 | -0.18 | 94 |
IV.GAVE.EHZ. | 2019-12-20T00:26:41.42 | 0.1 | undecidable | manual | P | 236 | 22.6551 | 114 | 0.08 | 97 |
IV.MMO1.EHZ. | 2019-12-20T00:26:40.58 | 0.1 | undecidable | manual | P | 58 | 19.3695 | 118 | -0.18 | 95 |
IV.MC2.EHZ. | 2019-12-20T00:26:39.77 | 0.1 | undecidable | manual | P | 24 | 12.6762 | 129 | 0.14 | 97 |
IV.NRCA.HHZ. | 2019-12-20T00:26:39.80 | 0.3 | undecidable | manual | S | 345 | 2.997 | 163 | -0.27 | 72 |
IV.NRCA.HHZ. | 2019-12-20T00:26:38.59 | 0.1 | undecidable | manual | P | 345 | 2.997 | 163 | 0.09 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHN. | ML:0.7 | 0.00003495 | 0.42 | AML | other | m | 2019-12-20T00:26:44.43 |
IV.GAVE.EHE. | ML:0.9 | 0.00004975 | 1.38 | AML | other | m | 2019-12-20T00:26:46.17 |
IV.LNSS.HHE. | ML:1.0 | 0.0000606 | 0.66 | AML | other | m | 2019-12-20T00:26:46.56 |
IV.LNSS.HHN. | ML:1.0 | 0.000054199999999999996 | 0.42 | AML | other | m | 2019-12-20T00:26:46.49 |